student loan interest rates pits house speaker john boehner against senate majorityleaderharryreid. >>the house has done its job. >> reporter: house republicans passed a bill that ties the student loan rate to the u.s. treasury borrowing costs includes 2.5%. as rates rise, so does the cost of education, up to a max of 8.5%. >> what they've done over there is worse for students than doing nothing at all. >> reporter: democratic senator joe manchin working with republicans has proposed a similar plan with one key difference. it won't use the savings to pay down the nation's debt. >> in this bipartisan group, we all agree profits should not be made on the backs of students trying to go to school. that's a difference from what came from the house. >> reporter: but majority reid says lenot introduce any bill that ties student loan rates to the market. tara mergener for cbs news, washington. >>> 4:32 now. federal investigators say the pilots of asiana airlines flight 214 noticed too late the jet was flying way too low and too slowly as it tried to land in san francisco on saturday. the